Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Erik Christiansen
On 08.10.14 09:06, John Dammeyer wrote: Windows 3.11 to Win95 orphaned the product two months after I bought it. ... I also own a 32 channel logic analyzer pod that runs off the parallel port. Last time I was using it was WIN-98 or maybe XP. I wrote custom DLL code for it to do CAN bus

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread andy pugh
On 9 October 2014 07:02, Erik Christiansen dva...@internode.on.net wrote: Just an observation that these little pocket scopes and logic analyzers have a very short lifetime. Yup, when the host is M$-based, that's particularly true. That seems a little unfair. How long did MS support XP for?

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Lester Caine
On 08/10/14 23:05, John Dammeyer wrote: Sorry. 3GHz. Not MHz. Something that popped up on my in box ... https://www.coolcomponents.co.uk/rf-explorer-signal-generator-rfe6gen.html ... 24MHz to 6GHz controlled by the PC :) -- Lester Caine - G8HFL - Contact -

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Erik Christiansen
On 09.10.14 10:51, andy pugh wrote: On 9 October 2014 07:02, Erik Christiansen dva...@internode.on.net wrote: Just an observation that these little pocket scopes and logic analyzers have a very short lifetime. Yup, when the host is M$-based, that's particularly true. That seems a

Re: [Emc-users] Thoughts on a Python script to calculate estimated run time, for G code and my first hacked sub routine

2014-10-09 Thread John Thornton
If you need the exact time to run a file create a simulator with the same acceleration and velocity settings as your machine. Add the time component to the simulator then run your file. JT On 10/8/2014 10:01 AM, Schooner wrote: First Q From Axis File Properties Brings up the

Re: [Emc-users] In/Out pin on Hostmot2 Encoder component

2014-10-09 Thread John Prentice (FS)
Seb - thank you HAL IO pins are strange and apparently very rare beasts which don't map easily in my mind to the wire -- signal analogy. If we review HAL (and its documentation) I wonder if IO pins should be deprecated. A two signal handshake would seem more transparent and allow general

Re: [Emc-users] In/Out pin on Hostmot2 Encoder component

2014-10-09 Thread John Kasunich
On Thu, Oct 9, 2014, at 09:46 AM, John Prentice (FS) wrote: Seb - thank you HAL IO pins are strange and apparently very rare beasts which don't map easily in my mind to the wire -- signal analogy. To extend the wire-signal analogy, I think of I/O pins as tri-stateable signals. They have

Re: [Emc-users] In/Out pin on Hostmot2 Encoder component

2014-10-09 Thread Gene Heskett
On Thursday 09 October 2014 10:23:30 John Kasunich did opine And Gene did reply: On Thu, Oct 9, 2014, at 09:46 AM, John Prentice (FS) wrote: Seb - thank you HAL IO pins are strange and apparently very rare beasts which don't map easily in my mind to the wire -- signal analogy. To

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread John Dammeyer
The Spectrum analyzer and SWR Bridge allow signal generation and as a tracking generator can also analyze cables. It's a sweet tool. http://www.rohde-schwarz.com/en/product/fsh3-6-18-options_63490-7578.html http://www.rohde-schwarz.com/en/product/fshz2-productstartpage_63493-7781.ht ml John

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread John Dammeyer
I can still get parts for my Sears Drill Press purchased in 1983. I'm pretty sure I can fit new bearings and other pieces onto my 1935 Delta Band Saw. Granted my South Bend 10L is no longer made it's still repairable and it was originally sold to the Ordinance Officer Edmonton in 1942. The

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread David Armstrong
try a new cellular phone , top of the range model , 10 months in ...wont switch on so i sent back under warrenty ,, got it back in bits after 4 weeks ... their not able to repair it ... un economic to repair ! .. and they say although it's in warrenty they cant cover it .. i'd stick with your

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread andy pugh
On 9 October 2014 17:33, John Dammeyer jo...@autoartisans.com wrote: I can still get parts for my Sears Drill Press purchased in 1983. I'm pretty sure I can fit new bearings and other pieces onto my 1935 Delta Band Saw. Granted my South Bend 10L is no longer made it's still repairable and it

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread JHC
CD ROMs have a life. The information does degrade. When was the last time you pulled out that CD with pictures of your children's birth or 1st birthday and rewrote them to a new CD. The sheer volume of photographs makes organizing them tedious and therefore unlikely. When you die will

Re: [Emc-users] In/Out pin on Hostmot2 Encoder component

2014-10-09 Thread John Prentice (FS)
John, thank you for your elaboration. Two points interleaved below: snip To extend the wire-signal analogy, I think of I/O pins as tri-stateable signals. I don't really get this analogy as there is also a memory hiding somewhere for when everyone it tri-stated. It feels more like a wire with

Re: [Emc-users] In/Out pin on Hostmot2 Encoder component

2014-10-09 Thread andy pugh
On 9 October 2014 19:15, John Prentice (FS) j...@castlewd.freeserve.co.uk wrote: Anyhow I think I must code a one-shot, whose output is an IO, to exercise the encoder index-enable input. Is http://linuxcnc.org/docs/html/man/man9/tristate_bit.9.html any help? -- atp If you can't fix it, you

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Gene Heskett
On Thursday 09 October 2014 12:33:17 John Dammeyer did opine And Gene did reply: The Spectrum analyzer and SWR Bridge allow signal generation and as a tracking generator can also analyze cables. It's a sweet tool. http://www.rohde-schwarz.com/en/product/fsh3-6-18-options_63490-7578.ht ml

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Gene Heskett
On Thursday 09 October 2014 12:57:43 David Armstrong did opine And Gene did reply: try a new cellular phone , top of the range model , 10 months in ...wont switch on so i sent back under warranty ,, got it back in bits after 4 weeks ... their not able to repair it ... un economic to

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Gene Heskett
On Thursday 09 October 2014 13:05:48 andy pugh did opine And Gene did reply: On 9 October 2014 17:33, John Dammeyer jo...@autoartisans.com wrote: I can still get parts for my Sears Drill Press purchased in 1983. I'm pretty sure I can fit new bearings and other pieces onto my 1935 Delta

Re: [Emc-users] In/Out pin on Hostmot2 Encoder component

2014-10-09 Thread John Kasunich
On Thu, Oct 9, 2014, at 02:15 PM, John Prentice (FS) wrote: John, thank you for your elaboration. Two points interleaved below: snip To extend the wire-signal analogy, I think of I/O pins as tri-stateable signals. I don't really get this analogy as there is also a memory hiding

Re: [Emc-users] In/Out pin on Hostmot2 Encoder component

2014-10-09 Thread John Prentice (FS)
Andy and John Thanks TRISTATE_BIT looks great for the job of kicking an encoder index-enable. John Prentice -Original Message- From: John Kasunich [mailto:jmkasun...@fastmail.fm] Sent: 09 October 2014 19:58 To: emc-users@lists.sourceforge.net Subject: Re: [Emc-users] In/Out pin on

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread andy pugh
On 9 October 2014 19:45, Gene Heskett ghesk...@wdtv.com wrote: I was soldering the radiator of a 1916 Dennis back together last night (until 1am) and today I rode my 1921 Ner-a-Car. But in both cases I had to compile the parts from source. Often using LinuxCNC. Pix Andy, gotta have the

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Gene Heskett
On Thursday 09 October 2014 19:14:27 andy pugh did opine And Gene did reply: On 9 October 2014 19:45, Gene Heskett ghesk...@wdtv.com wrote: I was soldering the radiator of a 1916 Dennis back together last night (until 1am) and today I rode my 1921 Ner-a-Car. But in both cases I had to

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Kirk Wallace
On 10/09/2014 06:14 PM, Gene Heskett wrote: ... snip old biker with many sets of worn out Dunlaps on my resume, I was hoping to see the Ner-a-Car in action. Cheers, Gene Heskett https://www.youtube.com/watch?v=mpHFVzwwZWs -- Kirk Wallace http://www.wallacecompany.com/machine_shop/

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Gene Heskett
On Thursday 09 October 2014 21:30:40 Kirk Wallace did opine And Gene did reply: On 10/09/2014 06:14 PM, Gene Heskett wrote: ... snip old biker with many sets of worn out Dunlaps on my resume, I was hoping to see the Ner-a-Car in action. Cheers, Gene Heskett

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread john mcintyre
Good Day All Many thanks for the pictures and keeping the old skills alive. john From: bodge...@gmail.com Date: Fri, 10 Oct 2014 00:14:27 +0100 To: emc-users@lists.sourceforge.net Subject: Re: [Emc-users] Oscilloscope + logic analyzer (PC based) On 9 October 2014 19:45, Gene Heskett

Re: [Emc-users] Oscilloscope + logic analyzer (PC based)

2014-10-09 Thread Gregg Eshelman
On 10/9/2014 11:32 AM, JHC wrote: I had occasion to re-burn some old discs a while ago, several were from the era of single speed CDRs, and I foolishly put them in a drive that can read at 52x. Second disc in literally exploded. Very loudly. I still have the very first CD-R I ever burned.